/*
 * Copyright (C) 2021 Huawei Device Co., Ltd.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package io.sentry;

import io.sentry.util.Objects;

import java.util.HashMap;
import java.util.Map;

import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;

/**
 * Arbitrary data used in {@link SamplingContext} to determine if transaction is going to be
 * sampled.
 *
 * @since 2021-06-02
 */
public final class CustomSamplingContext {
    private final @NotNull Map<String, Object> data = new HashMap<>();

    /**
     * set pair key-value
     *
     * @param key key
     * @param value value
     */
    public void set(final @NotNull String key, final @Nullable Object value) {
        Objects.requireNonNull(key, "key is required");
        this.data.put(key, value);
    }

    /**
     * get obj by key
     *
     * @param key key
     * @return obj
     */
    public @Nullable Object get(final @NotNull String key) {
        Objects.requireNonNull(key, "key is required");
        return this.data.get(key);
    }

    /**
     * get data
     *
     * @return map
     */
    public @NotNull Map<String, Object> getData() {
        return data;
    }
}
